25F(R) Series

3

Bulletin I2018 rev. B 09/98

www.irf.com

Parameter

25F(R)

Units

Conditions

T

J

Max. junction operating temperature range

-65 to 175

T

stg

Max. storage temperature range

-65 to 200

R

thJC

Max. thermal resistance, junction to case

1.5

DC operation

R

thCS

Max. thermal resistance, case

Mounting surface, smooth, flat and

to heatsink

greased

T

Mounting torque, ± 10%

1.2

Nm

Lubricated threads

(1.5)

(Not lubricated threads)

wt

Approximate weight

7 (0.25)

g (oz)

Case style

DO-203AA (DO-4)

See Outline Table

°C

0.5

K/W

Thermal and Mechanical Specifications

180°

0.28

0.24

T

120°

0.39

0.41

90°

0.50

0.54

60°

0.73

0.75

30°

1.20

1.21

Conduction angle

Sinusoidal conduction

Rectangular conduction Units

Conditions

K/W

∆R

thJC

Conduction

(The following table shows the increment of thermal resistence R

Ordering Information Table

1

23

4

5

Device Code

A25F

R

120

M

1

-

A

= Avalanche diode

None = Standard diode

2

-

Current rating: Code = I

F(AV)

3

-

F

= Standard device

4

-

None = Stud Normal Polarity (Cathode to Stud)

R

= Stud Reverse Polarity (Anode to Stud)

5

-

Voltage code: Code x 10 = V

RRM

(See Voltage Ratings table)

6

-

None = Stud base DO-203AA (DO-4) 10-32UNF-2A

M

= Stud base DO-203AA (DO-4) M5 X 0.8 - (Not available for Avalanche diodes)

6